Photos: Josh Powell, 2 sons killed in home explosion

In this pool photo provided by the Pierce County Sheriff's Dept., an investigator walks through the garage area, Monday, Feb. 6, 2012, in the rubble of the home in Graham, Wash., where Josh Powell and his two sons were killed Sunday in what police said appeared to be a deliberately set fire. Powell's wife Susan went mysteriously missing from their West Valley City, Utah, home in December 2009. (AP Photo/Pierce County Sheriff's Dept., Ed Troyer, Pool)Photo by Ed Troyer

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